<script setup lang="ts">
import { OrderState, orderStateList } from '@/services/constants';
import { deleteMemberOrderAPI, getMemberOrderAPI, putMemberOrderReceiptByIdAPI } from '@/services/orders';
import { getPayMockAPI, getPayWxPayMiniPayAPI } from '@/services/pay';
import type { OrderItem, OrderListParams } from '@/types/order';
import { onMounted, ref, watch } from 'vue';

// 获取屏幕边界到安全区域距离
const { safeAreaInsets } = uni.getSystemInfoSync()

const props = defineProps<{
    orderState: number
}>()

const loading = ref(false)

// 请求参数
const queryParams: OrderListParams = {
    page: 1,
    pageSize: 5,
    orderState: props.orderState,
}

const orderList = ref<OrderItem[]>()
const getMemberOrderData = async () => {
    if (loading.value) return

    loading.value = true
    try {
        const res = await getMemberOrderAPI(queryParams)
        console.log(res)

        // 如果是第一页，直接替换数据
        if (queryParams.page === 1) {
            orderList.value = res.result.items
        } else {
            // 如果是加载更多，追加数据
            orderList.value!.push(...res.result.items)
        }

        // 判断是否还有更多数据
        if (res.result.items.length < queryParams.pageSize!) {
            finished.value = true
        }
    } catch (error) {
        console.error('获取订单失败:', error)
    } finally {
        loading.value = false
    }
}

// watch(() => props.orderState, (newState) => {
//     // 重置分页参数
//     queryParams.page = 1
//     queryParams.orderState = newState
//     finished.value = false
//     orderList.value = []

//     // 重新加载数据
//     getMemberOrderData()
// })

// 订单支付
const onOrderPay = async (id: string) => {
    if (import.meta.env.DEV) {
        await getPayMockAPI({ orderId: id })
    } else {
        const res = await getPayWxPayMiniPayAPI({ orderId: id })
        await wx.requestPayment(res.result)
    }
    // 提示 + 更换状态
    uni.showToast({
        title: '支付成功',
        icon: 'success',
    })
    const order = orderList.value!.find(item => item.id === id)
    order!.orderState = OrderState.DaiFaHuo
}

// 确认收货
const onOrderConfirm = (id: string) => {
    uni.showModal({
        content: '为保障您的权益，请收到货并确认无误后，再确认收货',
        success: async (success) => {
            if (success.confirm) {
                const res = await putMemberOrderReceiptByIdAPI(id)
                console.log(res)
                // 更新订单状态
                const order = orderList.value!.find(item => item.id === id)
                order!.orderState = res.result.orderState
            }
        },
    })
}

// 删除订单
const onOrderDelete = (id: string) => {
    uni.showModal({
        title: '是否删除此订单?',
        success: async (success) => {
            if (success.confirm) {
                // 删除订单
                await deleteMemberOrderAPI({ ids: [id] })
                // 刷新该页面/重新加载数据
                queryParams.page = 1
                finished.value = false
                getMemberOrderData()
            }
        },
    })
}

// 标记是否结束
const finished = ref(false)
// 滚动触底分页加载
const onScrolltolower = async () => {
    // 如果正在加载或已加载完成，直接返回
    if (loading.value || finished.value) return

    // 页码增加
    queryParams.page!++
    await getMemberOrderData()
}

onMounted(() => {
    getMemberOrderData()
})
</script>

<template>
    <scroll-view scroll-y class="orders" @scrolltolower="onScrolltolower">
        <view class="card" v-for="item in orderList" :key="item.id">
            <!-- 订单信息 -->
            <view class="status">
                <text class="date">{{ item.createTime }}</text>
                <!-- 订单状态文字 -->
                <text>{{ orderStateList[item.orderState].text }}</text>
                <!-- 待评价/已完成/已取消 状态: 展示删除订单 -->
                <text class="icon-delete" v-if="item.orderState >= OrderState.DaiPingJia"
                    @tap="onOrderDelete(item.id)"></text>
            </view>
            <!-- 商品信息，点击商品跳转到订单详情，不是商品详情 -->
            <navigator v-for="sku in item.skus" :key="sku.id" class="goods"
                :url="`/pagesOrder/detail/detail?id=${sku.id}`" hover-class="none">
                <view class="cover">
                    <image mode="aspectFit" :src="sku.image">
                    </image>
                </view>
                <view class="meta">
                    <view class="name ellipsis">{{ sku.name }}</view>
                    <view class="type">{{ sku.attrsText }}</view>
                </view>
            </navigator>
            <!-- 支付信息 -->
            <view class="payment">
                <text class="quantity">共{{ item.totalNum }}件商品</text>
                <text>实付</text>
                <text class="amount"> <text class="symbol">¥</text>{{ item.payMoney }}</text>
            </view>
            <!-- 订单操作按钮 -->
            <view class="action">
                <!-- 待付款状态：显示去支付按钮 -->
                <template v-if="item.orderState === OrderState.DaiFuKuan">
                    <view class="button primary" @tap="onOrderPay(item.id)">去支付</view>
                </template>
                <template v-else>
                    <navigator class="button secondary" :url="`/pagesOrder/create/create?orderId=${item.id}`"
                        hover-class="none">
                        再次购买
                    </navigator>
                    <!-- 待收货状态: 展示确认收货 -->
                    <view v-if="item.orderState === OrderState.DaiShouHuo" class="button primary"
                        @tap="onOrderConfirm(item.id)">
                        确认收货</view>
                </template>
            </view>
        </view>
        <!-- 底部提示文字 -->
        <view class="loading-text" :style="{ paddingBottom: safeAreaInsets?.bottom + 'px' }">
            {{ finished ? '没有更多数据~' : (loading ? '正在加载...' : '上拉加载更多') }}
        </view>
    </scroll-view>
</template>

<style lang="scss">
.orders {
    .card {
        min-height: 100rpx;
        padding: 20rpx;
        margin: 20rpx 20rpx 0;
        border-radius: 10rpx;
        background-color: #fff;

        &:last-child {
            padding-bottom: 40rpx;
        }
    }

    .status {
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 28rpx;
        color: #999;
        margin-bottom: 15rpx;

        .date {
            color: #666;
            flex: 1;
        }

        .primary {
            color: #ff9240;
        }

        .icon-delete {
            line-height: 1;
            margin-left: 10rpx;
            padding-left: 10rpx;
            border-left: 1rpx solid #e3e3e3;
        }
    }

    .goods {
        display: flex;
        margin-bottom: 20rpx;

        .cover {
            width: 170rpx;
            height: 170rpx;
            margin-right: 20rpx;
            border-radius: 10rpx;
            overflow: hidden;
            position: relative;
        }

        .quantity {
            position: absolute;
            bottom: 0;
            right: 0;
            line-height: 1;
            padding: 6rpx 4rpx 6rpx 8rpx;
            font-size: 24rpx;
            color: #fff;
            border-radius: 10rpx 0 0 0;
            background-color: rgba(0, 0, 0, 0.6);
        }

        .meta {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .name {
            height: 80rpx;
            font-size: 26rpx;
            color: #444;
        }

        .type {
            line-height: 1.8;
            padding: 0 15rpx;
            margin-top: 10rpx;
            font-size: 24rpx;
            align-self: flex-start;
            border-radius: 4rpx;
            color: #888;
            background-color: #f7f7f8;
        }

        .more {
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22rpx;
            color: #333;
        }
    }

    .payment {
        display: flex;
        justify-content: flex-end;
        align-items: center;
        line-height: 1;
        padding: 20rpx 0;
        text-align: right;
        color: #999;
        font-size: 28rpx;
        border-bottom: 1rpx solid #eee;

        .quantity {
            font-size: 24rpx;
            margin-right: 16rpx;
        }

        .amount {
            color: #444;
            margin-left: 6rpx;
        }

        .symbol {
            font-size: 20rpx;
        }
    }

    .action {
        display: flex;
        justify-content: flex-end;
        align-items: center;
        padding-top: 20rpx;

        .button {
            width: 180rpx;
            height: 60rpx;
            display: flex;
            justify-content: center;
            align-items: center;
            margin-left: 20rpx;
            border-radius: 60rpx;
            border: 1rpx solid #ccc;
            font-size: 26rpx;
            color: #444;
        }

        .secondary {
            color: #27ba9b;
            border-color: #27ba9b;
        }

        .primary {
            color: #fff;
            background-color: #27ba9b;
        }
    }

    .loading-text {
        text-align: center;
        font-size: 28rpx;
        color: #666;
        padding: 20rpx 0;
    }
}
</style>